package jdbc;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Scanner;

public class LoginDmo {
    public static void main(String[] args) {
        try (Connection connection = DBUtil.getConnection()){
            Scanner sc =new Scanner(System.in);
            System.out.println("请输入用户名:");
            String name = sc.nextLine();
            System.out.println("请输入密码:");
            String password = sc.nextLine();
            Statement statement = connection.createStatement();
            String sql = "select id,username " +
                    "from user " +
                    "where username = '"+
                    name+"' and password = '"+password+"'";
            System.out.println(sql);
            ResultSet rs = statement.executeQuery(sql);
            if(rs.next()){
                System.out.println("登录成功");
            }else System.out.println("登录失败");
        } catch (SQLException throwables) {
            throwables.printStackTrace();
        }
    }
}
